1. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

2. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

3. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

4. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

5. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

6. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

7. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

8. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

9. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

10. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

11. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

12. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

13. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

14. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

15. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

16. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

17. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.

18. The bar above tracks how far you have scrolled through this panel. Keep reading and it fills from the start edge to the end; scroll back up and it retreats. It reads the panel's own scroll position, so it works the same inside a modal, a sidebar or the page itself.